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AP US History
Unit 8 – The Postwar Period and Cold War, 1945–1980
Topic 8.13
Which invention played a vital role in increasing agricultural output during the Second Industrial Revolution?
Railroad transport.
Steam engine.
Telegraph system.
Mechanized reaper.
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AP US History - 8.13 The Environment and Natural Resources
Key terms
Second Industrial Revolution
Agricultural Output
Invention
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About Fiveable
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CCPA Privacy Policy
Resources
Cram Mode
AP Score Calculators
Study Guides
Practice Quizzes
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Crisis Text Line
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© 2024 Fiveable Inc. All rights reserved.
AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.
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